package com.example.test5;



import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.content.SharedPreferences;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity implements View.OnClickListener {
    public static int MODE=MODE_PRIVATE;
    public static final String PREFERENCE_NAME="SaveSetting";
    Button btnLogin;
    private String account,password;
    EditText etAccount,etPassword;
    SharedPreferences sharedPreferences;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        btnLogin=findViewById(R.id.btn_login);
        etAccount=findViewById(R.id.account_input);
        etPassword=findViewById(R.id.password_input);
/**完成代码***/
        btnLogin.setOnClickListener(this);
        sharedPreferences= getPreferences(AppCompatActivity.MODE_PRIVATE);
        account = sharedPreferences.getString("account", "");
        password = sharedPreferences.getString("password", "");
        etAccount.setText(account);
        etPassword.setText(password);
    }
    @Override
    public void onClick(View v) {
        switch(v.getId()){
            case R.id.btn_login:
                Toast.makeText(MainActivity.this, "登录成功", Toast.LENGTH_LONG).show();
                SharedPreferences.Editor editor=sharedPreferences.edit();
                editor.putString("account",etAccount.getText().toString());
                editor.putString("password",etPassword.getText().toString());
                editor.commit();
/**完成代码***/
                break;
        }
    }
}
